added code for recurring characrters

Author: tejas-2232

Recurring_char_3/recurring_char.js

@@ -0,0 +1,34 @@
+// Finding the Most Recurring Character
+
+
+/* 
+maxCharValue is used to store the maximum value yet encountered at the point of every iteration with the for…in loop.
+
+maxChar is used to store the character with the highest value on every iteration.
+
+*/
+function maxRecurringChar(text) {
+    let charMap = {}
+    let maxCharValue = 0
+    let maxChar = ''
+
+    for (let char of text) {
+        if (charMap.hasOwnProperty(char)) {
+            charMap[char]++
+        } else {
+            charMap[char] = 1
+        }
+    }
+
+    for (let char in charMap) {
+        if (charMap[char] > maxCharValue) {
+            maxCharValue = charMap[char]
+            maxChar = char
+        }
+    }
+
+    return maxChar
+}
+
+console.log(maxRecurringChar('success'))
+//  will return 's' because it is occuring 3 times